Steel
45.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
45.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
43.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
43.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
43.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
43.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
43.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
43.5 mm stainless steel case with anti-magnetic properties and helium escape valve, transparent back, screw-in...
39.5 mm stainless steel case with helium escape valve, transparent screw-in back, screw-in crown, unidirectional...
39.5 mm stainless steel case with helium escape valve, transparent screw-in back, screw-in crown, unidirectional...
39.5 mm stainless steel case with helium escape valve, transparent screw-in back, screw-in crown, unidirectional...
39.5 mm stainless steel case with helium escape valve, transparent screw-in back, screw-in crown, unidirectional...